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TRIMMA® SD6320

Modified PMMA

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TYPICAL DATA OF TRIMMA® SD6320 GRADE

PROPERTY UNIT ASTM METHOD TYPICAL DATA
Physical
Specific Gravity - D792 1.10
Water Absorption (24 hours at 23℃) % D570 0.5
Melt Flow Rate (220℃, 10kg) g/10min D1238 13
MECHANICAL
Tensile Strength at yield kgf/㎠ D638 430
Tensile Elongation at break % D638 20
Flexural Strength at yield kgf/㎠ D790 520
Flexural Modulus kgf/㎠ D790 18,000
Izod Impact Strength, notched, 23℃ (1/8”) kgf∙㎝/㎝ D256 20
THERMAL
HDT, 18.6 ㎏f/㎠ D648 80
ELECTRICAL
OTHERS
UL-94 Flammability (1.5mm thickness) - (UL 94) HB
Mold Shrinkage (3mm thickness) % D955 0.5~0.7
※The figures listed in this table are typical values obtained under the standard test methods and may not be applicable for products that are under different application condition.

PROCESSING GUIDE FOR TRIMMA® SD6320 GRADE

General processing conditions for TRIMMA® SD6320 are shown below.
Drying prior to processing is essential to ensure desired appearance and property performance.

SPECIFICATION UNIT CONDITIONS
Drying Temperature 70~80
Drying Time hr 4~5
Moisture Content, Max % 0.02
Melt Temperature 220~240
Nozzle Temperature 220~240
Front Temperature 210~230
Middle Temperature 210~230
Rear Temperature 190~200
Mold Temperature 50~80
Back Pressure MPa 0.3~0.5
Screw Speed rpm 40~70
Vent Depth mm 0.02~0.08